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2003-2006 Cadillac Escalade (GMT800) Fuse Box Diagram

Instrument Panel Fuse Block

2003-2006 Cadillac Escalade (GMT800) Fuse Box Diagram

The fuse block access door is located on the driver's side edge of the instrument panel.


 
Fuse
Description
RR WiperRear Window Wiper Switch
SEO ACCYSpecial Equipment Option Accessory
WS WPRWindshield Wipers
TBC ACCYTruck Body Controller Accessory
IGN 3Rear Heated Seats Module
4WDAir Suspension Switch/Module
HTR A/CClimate Control System
LCKPower Door Lock Relay (Lock Function)
HVAC 1Inside Rearview Mirror, Climate Control System
LT DRDriver's Door Harness Connection
CRUISECruise Control
UNLCKPower Door Lock Relay (Unlock Function)
RR FOG LPNot Used
BRAKEBrake Switch
DRIVER UNLCKPower Door Lock Relay (Driver's Door Unlock Function)
IGN 0Brake Transmission Shift Interlock, Powertrain Control Module, Transmission
TBC IGN 0Truck Body Controller
VEH CHMSLVehicle and Trailer High Mounted Stoplamp
LT TRLR ST/TRNLeft Turn Signal/Stop Trailer
LT TRNLeft Turn Signals and Sidemarkers
VEH STOPVehicle Stoplamps, Brake Module, Electronic Throttle Control Module
RT TRLR ST/TRNRight Turn Signal/Stop Trailer
RT TRNRight Turn Signals and Sidemarkers
BODYHarness Connector
DDMDriver Door Module
AUX PWR 2, M/GATEInstrument Panel Outlets, Rear Cargo Area Power Outlets
LCKSRear Doors and Liftgate Power Lock Relay Feed
ECO TPMLiftgate, Tire Pressure Monitoring System
TBC 2CTruck Body Controller
HAZRDFlasher Module
CB LT DRSLeft Rear Power Window Circuit Breaker and Driver Door Module
TBC 2BTruck Body Controller
TBC 2ATruck Body Controller

Center Instrument Panel Fuse Block

The center instrument panel utility block is located underneath the instrument panel, to the left of the steering column.

 
Fuse
Description
SEOSpecial Equipment Option/Off-road Lamps Harness Connector
TRAILERTrailer Brake Wiring
UPFITUpfitter (Not Used)
SL RIDERide Control (Not Used)
HDLR 2Headliner Wiring Connector 2
BODYBody Wiring Connector
DEFOGRear Defogger Relay
HDLNR 1Headliner Wiring Connector 1
SPARE RELAYNot Used
CB SEATDriver and Passenger Seat Module Circuit Breaker
CB RT DOORRear Right Power Window, Passenger Door Module
SPARENot Used
INFONot Used

Engine Compartment Fuse Box

The underhood fuse block in the engine compartment is located on the driver's side of the vehicle near the battery.

 
Fuse
Description
GLOW PLUGNot Used
CUST FEEDGasoline Accessory Power
HYBRIDNot Used
STUD #1Accessory Power/Trailer Wiring
MBEC 1Mid Bussed Electrical Center Power Feed, Front Seats, Right Doors
BLWRFront Climate Control Fan
LBEC 2Left Bussed Electrical Center, Door Modules, Door Locks, Auxiliary Power Outlet - Rear Cargo Area and Instrument Panel
STUD #2*Accessory Power/Trailer Wiring Brake Feed
ABSAnti-lock Brakes
VSES/ECASAutomatic Level Control (ALC) Compressor
IGN AIgnition Switch
IGN BIgnition Switch
LBEC 1Left Bussed Electrical Center, Left Doors, Truck Body Controller, Flasher Module
TRLPARKParking Lamps Trailer Wiring
RR PARKRight Rear Parking and Sidemarker Lamps
LR PARKLeft Rear Parking and Sidemarker Lamps
PARK LPParking Lamps Relay
STRTRStarter Relay
INTPARKRoof Marker Lamps
STOP LPStoplamps
TBC BATTTruck Body Controller Battery Feed
SEO B2Off-Road Lamps
4WSNot Used
AUX PWRAuxiliary Power Outlet - Console
PCM 1Powertrain Control Module
ETC/ECMElectronic Throttle Control, Electronic Brake Controller
IGN EInstrument Panel Cluster, Air Conditioning Relay, Turn Signal/Hazard Switch, Starter Relay, Electronic Brake Controller TC2 Mode Switch
RTDElectronic Suspension Control, Automatic Level Control (ALC) Exhaust
TRL B/UBackup Lamps Trailer Wiring
F/PMPFuel Pump (Relay)
B/U LPBack-up Lamps, Automatic Transmission Shift Lock Control System
RR DEFOGRear Window Defogger
HDLP-HIHeadlamp High Beam Relay
PRIMENot Used
AIRBAGSupplemental Inflatable Restraint System
FRT PARKFront Parking Lamps, Sidemarker Lamps
DRLDaytime Running Lamps (Relay)
SEO IGNRear Defog Relay
TBC IGN1Truck Body Controller Ignition
HI HDLP-LTDriver's Side High Beam Headlamp
LH HIDNot Used
DRLDaytime Running Lamps
RVCRegulated Voltage Control
IPC/DICInstrument Panel Cluster/Driver Information Center
HVAC/ECASClimate Control Controller
CIG LTRCigarette Lighter
HI HDLP-RTPassenger's Side High Beam Headlamp
HDLP-LOWHeadlamp Low Beam Relay
A/C COMPAir Conditioning Compressor Relay
A/C COMPAir Conditioning Compressor
TCMBTransmission Control Module
RR WPRRear Wiper/Washer
RADIOAudio System
SEO B1Mid-Bussed Electrical Center, Universal Home Remote System, Rear Heated Seats
LO HDLP-LTDriver's Side Headlamp Low Beam
BTSIBrake Transmission Shift Interlock System
CRNKStarting System
LO HDLP-RTPassenger's Side Headlamp Low Beam
FOG LPNot Used
FOG LPNot Used
HORNHorn Relay
W/S WASHWindshield and Rear Window Washer Pump Relay
W/S WASHWindshield and Rear Window Washer Pump
INFOOnStar®
RADIO AMPRadio Amplifier
RH HIDNot Used
HORNHorn
EAPNot Used
TRECAll-Wheel Drive Module
SBANot Used
*1 - Gasoline Engine and Fuel Injection Rail #2.
*2 - Gasoline Engine and Fuel Injection Rail #1.
*3 - Gasoline Engine; Oxygen Sensors.
*4 - Gasoline Engine; Oxygen Sensors.
*5 - Ignition 1
*6 - Powertrain Control Module, Fuel Pump.
*7 - Rear Climate Control.
*8 - Sunroof.
 

Auxiliary Electric Cooling Fan Fuse Block

The auxiliary electric cooling fan fuse block is located in the engine compartment on the driver's side of the vehicle next to the underhood fuse block.
Fuse
Description
COOL/FANCooling Fan
COOL/FANCooling Fan Relay Fuse
COOL/FANCooling Fan Fuse
Relays
COOL/FAN 1Cooling Fan Relay 1
COOL/FAN 3Cooling Fan Relay 3
COOL/FAN 2Cooling Fan Relay 2